Swing Check Valve
Swing check valves prevent reverse flow automatically with a hinged disc for dependable pipeline protection.
A swing check valve prevents reverse flow by using a hinged disc that moves freely with the direction of the fluid. Forward flow lifts the disc away from the seat, while a reduction or reversal in flow allows it to swing back and close automatically. This simple operating principle makes the valve useful where dependable non-return protection is required without continuous external operation. For pipeline systems specifying a Swing Check Valve Manufacturer in USA, the valve should provide a clear flow path during normal service while responding reliably when flow direction changes. The hinged-disc construction also allows straightforward internal access for inspection and maintenance without adding unnecessary complexity to the line.
Technical Specifications
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Single Plate Check Valve
Single Plate Check Valve Body: WCB, SS304, SS316, CF8, CF8M, CI, DI Disc: DI, SS304, SS316 Spring: Stainless Steel Stem: Stainless Steel Seat: EPDM, NBR, VITON Nominal Diameter: DN50 to DN900 Nominal Pressure: Class150 to Class1500 End Connection: Wafer, Lug Dimension Class150 Unit: mm DN A B L 40 87 23 19 50 104 30 19 65 124 41 19 80 136 54 19 100 174 71 19 125 197 92 19 150 222 112 19 200 279 155 28 250 339 201 28 300 409 240 38 350 450 270 44 400 514 311 51 450 549 360 60 500 606 410 64 600 717 490 80
